Biology and Chemistry Homework Help Forum

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Threads

Orbitals S P D F: Francium & 7s Orbital

  • Veronica_Oles
  • · Replies 5 ·
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5

Can a reaction be neither exo- nor endothermic?

  • kingkong23
  • · Replies 11 ·
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11

Two pH questions i don't understand

  • AMan24
  • · Replies 5 ·
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5

How to prepare 50mM Na2HPO4/H3PO4 buffer, pH 4.5

  • Natsu1993
  • · Replies 3 ·
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3

Phosphate Buffer and pH: Would it be Effective at pH 8.5? - Homework Discussion

  • ReidMerrill
  • · Replies 6 ·
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6

Collecting gas over water with a eudiometer

  • elements
  • · Replies 3 ·
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3

Making a graph of CuSO4 concentration vs volume of solution

  • AlexandraMarie112
  • · Replies 2 ·
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2

Redox reactions and potentials/potential differences

  • s3a
  • · Replies 1 ·
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1

Independent variable question i'm not getting

  • victorhugo
  • · Replies 2 ·
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2

How can we accurately measure osmosis in a cell?

  • alexandria
  • · Replies 5 ·
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5

Non-linear conductivity of tap water

  • Roger44
  • · Replies 7 ·
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7

2 Biochemistry MC Questions - Protein Structure, Enzymes

  • Atu
  • · Replies 4 ·
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4

Maximizing Precipitation Efficiency: Balancing Common Ions in Ksp Equations

  • ReidMerrill
  • · Replies 3 ·
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3

How Do You Determine If Compounds Contain Ions and Their Charges?

  • givemeknowledge
  • · Replies 9 ·
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9

Estimating Avogadro's Number Using Surface Tension Experiment

  • JM92
  • · Replies 3 ·
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3

Lab Report: Significance of Protein Tests

  • jdawg
  • · Replies 2 ·
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2

Drawing Orbital overlap diagram for ammonia

  • Evangeline101
  • · Replies 1 ·
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1

Astronomy : Velocity of approach of the Sun's equator

  • bri7
  • · Replies 1 ·
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1

Creating Esters: What Must Be Done Before Use?

  • Veronica_Oles
  • · Replies 14 ·
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14

Sex/≈gender of insects that reproduce only asexually

  • s3a
  • · Replies 2 ·
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2

Buffer solution preparation

  • Nanu Nana
  • · Replies 11 ·
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11

Determining the rate law from experimental data

  • fridakahlo
  • · Replies 2 ·
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2

Organic Chemistry Recrystallization

  • CMATT
  • · Replies 5 ·
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5

How do you know the order of ligands?

  • AMan24
  • · Replies 3 ·
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3

[Kinetics] Using Rate as a Conversion Factor

  • brbrett
  • · Replies 4 ·
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4

How Do I Calculate the Enthalpy of Isooctane at 500 K?

  • siddharth23
  • · Replies 5 ·
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5

Why Does the Position of Psat(P) Change in Kp,eq Formula?

  • williamcarter
  • · Replies 20 ·
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20

Alphabetical Order for Alkanes with Halogens and Alkyl Groups

  • Veronica_Oles
  • · Replies 2 ·
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2

Predict the hybridization and geometry of the indicated atom

  • CMATT
  • · Replies 2 ·
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2

Delta T is making my solution come out negative

  • AMan24
  • · Replies 1 ·
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1

Determine which rock was formed from a volcanic eruption

  • krbs
  • · Replies 5 ·
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5

Calculating amount of H2SO4 needed for dilution

  • LegitSci
  • · Replies 9 ·
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9

Is 8.3 or 11.7 the Correct Equilibrium Constant?

  • Aafia
  • · Replies 1 ·
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1

Stoichiometry: Identify the metal and formula of it

  • Sho Kano
  • · Replies 10 ·
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10

How Many Grams of HCl Are Needed to React with Iron(II) Sulfide?

  • JonnyG
  • · Replies 1 ·
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1

Reading a plaque rupture flow chart correctly

  • K-Feldspar
  • · Replies 1 ·
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1

Mg metal reacts with HCl to produce hydrogen gas?

  • Aafia
  • · Replies 17 ·
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17

Estimating the final pressure of a transformation

  • thaalescosta
  • · Replies 7 ·
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7

Chromatography retention time question

  • TT0
  • · Replies 4 ·
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4

Can Neurology Explain the Human Soul?

  • smak64
  • · Replies 3 ·
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3

Finding acid dissociation rate constant from titration

  • Kavorka
  • · Replies 1 ·
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1

Radial wave function and other graphs

  • V Anirudh Sharma
  • · Replies 4 ·
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4

How to Balance PhCHO + SF4 Reaction

  • orgmann
  • · Replies 2 ·
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2

Organic Chemistry: Sn2 Reactions - proposing a synthesis

  • ayjakk
  • · Replies 2 ·
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2

Oxo acids, attraction between Y element and oxygen

  • ducmod
  • · Replies 2 ·
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2

Which Metals Can Nickel Reduce?

  • TT0
  • · Replies 1 ·
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1
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7

I am sure I am doing this Acid/Base problem wrong

  • Renee Crosby
  • · Replies 3 ·
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3
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5

Chemistry Calculate Grams of Carbon Residue from Propane

  • KYJelly
  • · Replies 2 ·
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2

Can Nanocontainers Occupying 2L in Bloodstream Be Considered Safe?

  • james3444
  • · Replies 1 ·
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1
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3
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5

Buffer Solutions: How to Create and Maintain Optimal pH Levels?

  • TT0
  • · Replies 7 ·
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7

Number of carboxylic acids and esters isomers for C4H8O2

  • TT0
  • · Replies 4 ·
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4

Equilibrium Constant of a Heterogeneous Reaction

  • Saracen Rue
  • · Replies 1 ·
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1
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2

The Pressure of a liquid in equilibrium?

  • Eureka99
  • · Replies 4 ·
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4

Chemistry Molecular formula of organic compound

  • TT0
  • · Replies 2 ·
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2

Highest boiling point between organic compounds

  • TT0
  • · Replies 2 ·
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2

NaI detector in water source -- gamma & beta

  • ali khotbesara
  • · Replies 1 ·
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1

Why Is the Potential of the Hydrogen Electrode Not Zero?

  • TT0
  • · Replies 8 ·
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8

Identify the metal which undergoes these reactions

  • TT0
  • · Replies 8 ·
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8

Give the chemical formulas for four possible salts

  • iTryToLearn
  • · Replies 3 ·
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3

Identify the 2 metal cations through reactions

  • TT0
  • · Replies 6 ·
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6

Titration of strong acid with weak base

  • reminiscent
  • · Replies 1 ·
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1

Systematic treatment of equilibrium

  • reminiscent
  • · Replies 13 ·
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13

Which acid was used to get this graph?

  • TT0
  • · Replies 4 ·
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4

Which reaction will have a negative ∆H value

  • TT0
  • · Replies 8 ·
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8

Ksp and precipitation of carbonates

  • TT0
  • · Replies 5 ·
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5

Does metallic bonding count as giant structure

  • TT0
  • · Replies 2 ·
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2

What is the concentration of ions from Ksp?

  • TT0
  • · Replies 2 ·
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2

Speed of Hydrogen combustion out of a tube?

  • Jason White
  • · Replies 2 ·
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2
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4

Chemistry Which one is the most polar molecule?

  • TT0
  • · Replies 2 ·
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2

Which Functional Groups Are Present in This Compound?

  • TT0
  • · Replies 6 ·
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6

What is the pH of this new solution?

  • TT0
  • · Replies 2 ·
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2

Understand Phosphorous Oxyacid: Get Answers Here

  • TT0
  • · Replies 1 ·
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1
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9

When is the Ionic Product of Water Constant?

  • TT0
  • · Replies 3 ·
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3

Change in concentration in equilibrium caused by addition

  • TT0
  • · Replies 8 ·
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8

Lowest concentration of ethanoate ions

  • TT0
  • · Replies 2 ·
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2

Galvanic Cell Changes: Copper Deposition on X

  • TT0
  • · Replies 2 ·
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2

Fixing a Rusted Snowboard Edge with REDOX Reactions

  • ashsully
  • · Replies 1 ·
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1

Calculating Mass % of H2CO3 from Reaction Equation

  • mmmeraki
  • · Replies 7 ·
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7

Which Group 14 Elements Share the Most Similar Properties?

  • TT0
  • · Replies 2 ·
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2

Solution molarity change in electrolytic cell

  • TT0
  • · Replies 2 ·
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2

Can Methane and Citric Acid be Balanced in a Redox Reaction?

  • Danny.Boy
  • · Replies 3 ·
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3

Determine the amount of NaOH and Sr(OH)2 based on pOH

  • ducmod
  • · Replies 3 ·
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3

Find ph based on given volume and molarity of HCl and NaOH

  • ducmod
  • · Replies 22 ·
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22

Heterogeneous equilibria: concentration of solids issue

  • ducmod
  • · Replies 4 ·
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4

How Do You Calculate the Kinetic Energy of CO, CO2, and SO3 at 276 K?

  • SpottedGreen
  • · Replies 1 ·
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1

Calculating H3O ions in a drop of water at 25 °C

  • ducmod
  • · Replies 2 ·
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2
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2

Copper Electroplating, cell voltage = 0V?

  • tinska.h
  • · Replies 3 ·
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3

Reading a Seismogram, where are the S waves?

  • fatcats
  • · Replies 2 ·
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2

How Many Stereoisomers Do Hexadecanoic Acid and Oleic Acid Have?

  • GreatEscapist
  • · Replies 4 ·
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4

Determine percentage of iron(II) and iron(III) in a solution

  • willidietomorrow
  • · Replies 13 ·
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13

Acetone and Petrol- Evaporation Rate

  • Avijeet27
  • · Replies 5 ·
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5